document.write( "Question 54800: Can someone help me?\r
\n" ); document.write( "\n" ); document.write( " A principal of $5,000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the interest rate?\r
\n" ); document.write( "\n" ); document.write( " Thank you,
\n" ); document.write( " Ashley
\n" ); document.write( "

Algebra.Com's Answer #37284 by Cintchr(481)\"\" \"About 
You can put this solution on YOUR website!
Simple interest is found using the formula\r
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\n" ); document.write( "\n" ); document.write( "\"+I=prt+\"
\n" ); document.write( "\"+400+=+5000%28r%29%284%29+\"
\n" ); document.write( "\"+400+=+20000r\"
\n" ); document.write( "\"+400%2F20000+=+r+\"
\n" ); document.write( "\"+4%2F200+=+r+\"
\n" ); document.write( "\"+2%2F100+=+r+\"
\n" ); document.write( "\"+.2+=+r+\"
\n" ); document.write( "2% = r\r
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